Secretary Abraham and his team have considerable experience in federal procurement having managed a cabinet department with a $23 billion budget and over 100,000 federal and contractor employees. The Department of Energy is a diverse agency that includes 17 National Laboratories; the National Nuclear Security Administration which operates the nuclear weapons complex and non-proliferation programs; a Science program which is the nation's single largest supporter of basic research in the physical sciences; and a $7 billion environmental cleanup program which is the largest on the planet. According to the Presidential Management Agenda scorecard, the Department of Energy went from "worst to first" of well-run agencies under Secretary Abraham's leadership.